Hi,

On Wed, Dec 19, 2012 at 1:13 PM, Richard Neill <rn...@richardneill.org> wrote:
>  Index Scan using tbl_tracker_performance_1_idx on tbl_tracker
> (cost=0.00..5440.83 rows=1 width=174) (actual time=0.052..0.052 rows=0
> loops=1)
>    Index Cond: (parcel_id_code = 53030)

It looks like your index is bloated. Have you had a lot of
updates/deletes on rows with exit_state is null?

Try to reindex tbl_tracker_performance_1_idx.

To reindex it without locks create a new index with temporary name
concurrently, delete the old one and rename the new one using the old
name.

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Sergey Konoplev
Database and Software Architect
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